fix(sqlite): fix json_array_length output type #5075

Job	Run time
Check rustfmt style && run clippy	2m 22s
Check postgres bundled + Postgres with asan	7m 50s
Check sqlite bundled + Sqlite with asan	4m 4s
Compiletests	1m 22s
Check (stable, postgres, ubuntu-latest)	8m 18s
Check (stable, postgres, macos-13)	4m 47s
Check sqlite wasm	1m 33s
Check (stable, postgres, macos-15)	3m 50s
Check (stable, postgres, windows-2025)	14m 2s
Check Minimal supported rust version (1.78.0)	1m 25s
Check (stable, postgres, ubuntu-22.04-arm)	8m 7s
Check mysql bundled + Mysql with asan	14m 41s
Check (stable, sqlite, ubuntu-latest)	4m 12s
Check (stable, sqlite, macos-13)	3m 14s
Check (stable, sqlite, macos-15)	2m 15s
Check (stable, sqlite, windows-2025)	4m 11s
Check (stable, sqlite, ubuntu-22.04-arm)	3m 55s
Check (stable, mysql, ubuntu-latest)	8m 22s
Check (stable, mysql, macos-13)	5m 54s
Check (stable, mysql, macos-15)	3m 6s
Check (stable, mysql, windows-2025)	6m 22s
Check (stable, mysql, ubuntu-22.04-arm)	7m 7s
Check (beta, postgres, ubuntu-latest)	7m 41s
Check (beta, sqlite, ubuntu-latest)	4m 9s
Check (beta, mysql, ubuntu-latest)	8m 38s
Check (nightly, postgres, ubuntu-latest)	5m 2s
Check (nightly, sqlite, ubuntu-latest)	2m 49s
Check (nightly, mysql, ubuntu-latest)	4m 29s
	2h 33m 47s

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